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How many pi electrons are present in cyc...

How many `pi` electrons are present in cyclobutadienyl anion `(C_(4)H_(4))^(2-)`?

A

8

B

4

C

6

D

8

Text Solution

Verified by Experts

The correct Answer is:
3

There is a p atomic orbital on each C with a total of six `e^(-)'s` for the overlapping `pi` system. It is an aromatic ion.
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